package com.itheima.exception;


import com.itheima.pojo.Result;
import lombok.extern.slf4j.Slf4j;
import org.springframework.dao.DuplicateKeyException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;


@Slf4j
@RestControllerAdvice
public class GlobalExceptionHandler {

    @ExceptionHandler(value = Exception.class)
    public Result handleException(Exception e) {
        log.error("程序出错了：",e);
        return Result.error("出错了，请联系管理员");
    }

    @ExceptionHandler
    public Result handleDuplicateKeyException(DuplicateKeyException e) {
        log.error("程序出错了：{}",e);
        String message = e.getMessage();
        int i = message.indexOf("Duplicate entry");
        String errMsg = message.substring(i);
        String[] arr  = errMsg.split(" ");
        return Result.error(arr[2] +"已存在");
    }
}
